they are experts, competing in what they say is an intense science and art form. it has the competitive feel of a spectator sport. but here, victory tastes so much sweeter. baristas from small companies and cafes coast-to-coast, have come to boston to battle for the title of u.s. barista champion. >> it's a huge deal. in this community, the champion is regarded as almost like a cult figure. >> reporter: each of the pros have 15 minutes to brew and woo the judges, who are closely skrut nating their concoctions for showmanship and taste. these are so much more than just your average cups of joe. >> the co2 is releasing into the espres espresso. >> i'm using a shot of espresso with a little bit of maple syrup. >> reporter: the reigning champion is here defending her title and all the delicious glory. >> it's a pretty big deal in the coffee world. a little famous in the coffee world. >> reporter: and now, the heat is on for the fame, the trophy and the chance to show the world that this job goes beyond just the daily grind. and the winner crowned today goes on to comp